POC Ontology http://orlando.drc.com/daml/ontology/POC/2.X/POC-ont-2.0v.daml http://orlando.drc.com/daml/ontology/POC/3.1/POC-ont.daml 3.1 TeamXML@drc.com DRC 2001-10-19 published A Point of Contact Ontology POC